Features: 1.Using emery particles with hard texture good polishing effect fine and round hard texture wear-resistant and durable 2.A variety of specifications and lengthened grinding head design increase the contact surface effectively improve the grinding efficiency and no dust pollution 3.Widely used in jade jade ceramics glass cemented carbide Grinding and engraving workpieces made of gemstones and other materials 4.Sharps and wear-resistant smooth abrasion smooth and smooth surface with polished effect shiny 5.Alloy material the pole is made of hard alloy with high hardness and wear resistance Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: 1.Product Name: Chain Emery Polishing Head 2.Shape: cylindrical 3.Shank diameter 3mm 4.Material: Emery 5.Suitable for) electric grinder electric drill etc. 6.The mesh number is about 120-150 mesh 7.Product use: It is mostly used for polishing chainsaws chains and also suitable for polishing and polishing jade. The jade carving workpiece is finely ground after polishing. includes: 5*Cylindrical Burr "